Buggy code:
public class WorkbenchHelp { private static final String HELP_KEY = "org.eclipse.ui.help" ; private static final String HELP_SYSTEM_EXTENSION_ID = "org.eclipse.ui.helpSupport" ; private static final String HELP_SYSTEM_CLASS_ATTRIBUTE = "class" ; private static AbstractHelpUI pluggableHelpUI = null ; private static class CompatibilityIHelpImplementation implements IHelp { public void displayHelp ( ) { } public void displayContext ( IContext context , int x , int y ) { } public void displayContext ( String contextId , int x , int y ) { } public void displayHelpResource ( String href ) { } public void displayHelpResource ( IHelpResource helpResource ) { } public void displayHelp ( String toc ) { } public void displayHelp ( String toc , String selectedTopic ) { } public void displayHelp ( String contextId , int x , int y ) { } public void displayHelp ( IContext context , int x , int y ) { } public IContext getContext ( String contextId ) { } public IToc [ ] getTocs ( ) { } public boolean isContextHelpDisplayed ( ) { } } private static IHelp helpCompatibilityWrapper = null ; private static boolean isInitialized = false ; private static HelpListener helpListener = null ; private WorkbenchHelp ( ) { } public static void displayHelp ( ) { } public static void displayContext ( IContext context , int x , int y ) { } public static void displayHelpResource ( String href ) { } private static Point computePopUpLocation ( Display display ) { } public static HelpListener createHelpListener ( ICommand command ) { } public static void displayHelp ( String contextId ) { } public static void displayHelp ( IContext context ) { } public static Object getHelp ( Control control ) { } public static Object getHelp ( Menu menu ) { } public static Object getHelp ( MenuItem menuItem ) { } private static HelpListener getHelpListener ( ) { } private static void initializeHelpListener ( ) { } public static IHelp getHelpSupport ( ) { } private static AbstractHelpUI getHelpUI ( ) { } private static void initializePluggableHelpUI ( ) { BusyIndicator . showWhile ( Display . getCurrent ( ) , new Runnable ( ) { public void run ( ) { IExtensionPoint point = Platform . getExtensionRegistry ( ) . getExtensionPoint ( WorkbenchHelp . HELP_SYSTEM_EXTENSION_ID ) ; if ( point == null ) { return ; } IExtension [ ] extensions = point . getExtensions ( ) ; if ( ( extensions . length ) == 0 ) { return ; } IConfigurationElement [ ] elements = extensions [ 0 ] . getConfigurationElements ( ) ; if ( ( elements . length ) == 0 ) { return ; } try { WorkbenchHelp . pluggableHelpUI = ( ( AbstractHelpUI ) ( WorkbenchPlugin . createExtension ( elements [ 0 ] , WorkbenchHelp . HELP_SYSTEM_CLASS_ATTRIBUTE ) ) ) ; } catch ( CoreException e ) { <START_BUG> WorkbenchPlugin . log ( ( "Unable<seq2seq4repair_space>to<seq2seq4repair_space>instantiate<seq2seq4repair_space>help<seq2seq4repair_space>UI" + ( e . getStatus ( ) ) ) ) ; <END_BUG> } } } ) ; } public static boolean isContextHelpDisplayed ( ) { } public static void setHelp ( IAction action , final Object [ ] contexts ) { } public static void setHelp ( IAction action , final IContextComputer computer ) { } public static void setHelp ( Control control , Object [ ] contexts ) { } public static void setHelp ( Control control , IContextComputer computer ) { } public static void setHelp ( Menu menu , Object [ ] contexts ) { } public static void setHelp ( Menu menu , IContextComputer computer ) { } public static void setHelp ( MenuItem item , Object [ ] contexts ) { } public static void setHelp ( MenuItem item , IContextComputer computer ) { } public static void setHelp ( IAction action , final String contextId ) { } public static void setHelp ( Control control , String contextId ) { } public static void setHelp ( Menu menu , String contextId ) { } public static void setHelp ( MenuItem item , String contextId ) { } }

Fix:
WorkbenchPlugin . log ( ( "Unable<seq2seq4repair_space>to<seq2seq4repair_space>instantiate<seq2seq4repair_space>help<seq2seq4repair_space>UI" + ( e . getStatus ( ) ) ) , e ) ;